
Configuring Dial Services
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308621-14.00 Rev 00
show modem errors
The
show modem errors
command displays receive, transmit, and system errors
for the interface.
You can use the following filter flag and filter argument for this command:
-slot
<
slot
> shows information for a specified router slot.
The output contains the following information:
Receive Errors
Transmit Errors
Slot/Conn The slot and the connector number where the modem module
resides.
Bad Frames Number of bad receive frames, caused by frame check sequence
(FCS) errors or nonoctet aligned errors.
Runt Frames Number of runt frames, that is, frames shorter than the normal
size, received on this line.
Frame Rejects Number of frame reject errors received on this line.
Frames Too Long Number of frames received on this line that exceeded the MTU.
Overflow Frames Number of overflow frames received on this line in which the
device’s FIFO buffer overflowed before obtaining the next DMA
cycle. No buffer resources are available.
Slot/Conn The slot and the connector number where the modem module
resides.
Underflow Frames Number of retransmission underflow errors. These errors occur
when the router’s FIFO buffer empties before the router obtains
the next DMA request.
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